Table 4.

Binary logistic regression analysis of preoperative risk factors for re-exploration for bleeding

Variable	SE	Wald	Odds Ratio (95% Confidence interval)	P
BMI	0.14	29.7	2.1 (1.6–2.8)	0.003
NYHA functional class	0.5	3.2	2.3 (0.9–5.7)	0.07
EuroSCORE	0.7	6.4	5.5 (1.5–20.6)	0.006
Operative priority (urgent/emergent)	0.8	11.6	2.9 (1.6–14.8)	0.02
Chronic lung diseases	0.9	1.9	3.5 (0.6–20.8)	0.1
Platelets count	0.01	5.6	0.98 (0.96–0.99)	0.01
Serum creatinine	0.14	29.7	2.1 (1.6–2.8)	0.003